black rainstorm warning 黑色暴雨警告

black rainstorm warning
繁：黑色暴雨警告
简：黑色暴雨警告

天文台凌晨2時55分發出3年來首個黑色暴雨警告信號，其後先後改發紅色及黃色暴雨警告信號，直至今早8時許所有暴雨警告取消。

天文台凌晨一度發出黑色暴雨警告　持續暴雨令多區水浸（2020年6月6日）。rthk，取自https://news.rthk.hk/rthk/ch/component/k2/1530535-20200606.htm

The Observatory issued the black rainstorm warning at 2:55 am on Saturday morning, saying heavy rain has fallen or is expected to fall generally over Hong Kong, exceeding 70 millimetres in an hour, and is likely to continue.

Observatory issues black rainstorm warning. (2020, June 6). rthk. Retrieved from https://news.rthk.hk/rthk/en/component/k2/1530476-20200606.htm?spTabChangeable=0